package main

import "fmt"

func abc(a, b int) int {
	return 0
}

func aaa(a int, str string) (int, string) {
	return 0, "abc"
}

func main() {
	fmt.Println(abc(0, 0))
	fmt.Println(aaa(1, "123"))
	_, str := aaa(2, "aaa")
	fmt.Println(str)
}
